Increase buffer in authenticateNegotiateStart

[Markus Moeller]

Would it be possible to increase the buffer in authenticateNegotiateStart as 
in some cases base64 encode  Kerberos Tokens can be bigger than 8kB.

Thank you
Markus
--- squid-2.7.STABLE3/src/auth/negotiate/auth_negotiate.c 2007-08-29 
00:39:10.000000000 +0200
+++ squid-2.7.STABLE3.kerb/src/auth/negotiate/auth_negotiate.c 2008-07-25 
14:15:37.000000000 +0200
@@ -573,7 +573,7 @@
authenticateNegotiateStart(auth_user_request_t * auth_user_request, RH * 
handler, void *data)
{
    authenticateStateData *r = NULL;
-    char buf[8192];
+    char buf[32768];
    char *sent_string = NULL;
    negotiate_user_t *negotiate_user;
    negotiate_request_t *negotiate_request;
@@ -606,9 +606,9 @@
    r->auth_user_request = auth_user_request;
    authenticateAuthUserRequestLock(r->auth_user_request);
    if (negotiate_request->auth_state == AUTHENTICATE_STATE_INITIAL) {
- snprintf(buf, 8192, "YR %s\n", sent_string);
+ snprintf(buf, 32768, "YR %s\n", sent_string);
    } else {
- snprintf(buf, 8192, "KK %s\n", sent_string);
+ snprintf(buf, 32768, "KK %s\n", sent_string);
    }
    negotiate_request->waiting = 1;
    safe_free(negotiate_request->client_blob);